| subungual | subungual |
| sublingual | sublingual |
| subdural | subdural |
| subgingival | subgingival |
| Übung | exercise practice training |
| lingual | lingual |
| bilingual | bilingual |
| Uruguay | Uruguay |
| Subha | misbaha |
| Submitrale | zucchetto |
| subatomar | subatomic |
| suborbital | suborbital |
| Ausübung | exertion practice |
| Subgenus | subgenus |
| Subjunktiv | subjunctive conjunctive mood subjunctive mood |
| Subkultur | subculture |
| Subraum | hyperspace subspace |
| Subregnum | subkingdom |
| Substrat | substrate |
| Suburb | suburb |